JPH062247A - Method and equipment for manufacturing especially woven fabric without knot in air nozzle type loom - Google Patents

Method and equipment for manufacturing especially woven fabric without knot in air nozzle type loom

Info

Publication number
JPH062247A
JPH062247A JP5028862A JP2886293A JPH062247A JP H062247 A JPH062247 A JP H062247A JP 5028862 A JP5028862 A JP 5028862A JP 2886293 A JP2886293 A JP 2886293A JP H062247 A JPH062247 A JP H062247A
Authority
JP
Japan
Prior art keywords
weft
thread
yarn
loom
electronic control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP5028862A
Other languages
Japanese (ja)
Other versions
JP2815771B2 (en
Inventor
Adnan Wahhoud
アドナン、ワーホウト
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lindauer Dornier GmbH
Original Assignee
Lindauer Dornier GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Application filed by Lindauer Dornier GmbH filed Critical Lindauer Dornier GmbH
Publication of JPH062247A publication Critical patent/JPH062247A/en
Application granted granted Critical
Publication of JP2815771B2 publication Critical patent/JP2815771B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • DTEXTILES; PAPER
    • D03WEAVING
    • D03DWOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D47/00Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
    • D03D47/34Handling the weft between bulk storage and weft-inserting means
    • D03D47/342Handling the weft between bulk storage and weft-inserting means knot detection
    • DTEXTILES; PAPER
    • D03WEAVING
    • D03DWOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D47/00Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
    • D03D47/34Handling the weft between bulk storage and weft-inserting means

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Looms (AREA)

Abstract

PURPOSE: To remove fault, e.g. knot which exists in weft and is detected therein from woven fabric without remarkable technical expense and control expense. CONSTITUTION: A sensor 9 for detecting fault in weft 5 is set between at least yarn bobbin 6 and a prewinding device 7 and weft 5 drawn from the yarn bobbin 6 and led to the prewinding device 7 is led through the sensor 9 and the sensor 9 is connected to an electronic control unit 11 including a program memory 11a for removing fault.

Description

【発明の詳細な説明】Detailed Description of the Invention

【0001】[0001]

【産業上の利用分野】本発明は、繊維よこ糸が糸ボビン
から引き出され、よこ糸が時間的に開口の中に入れられ
る前に欠陥(例えば節)について検査され、この検査の
結果が信号伝達で織機を制御する電子制御装置に導か
れ、欠陥の存在が検出されたとき織機停止装置が始動さ
れ、そして続いて電子制御装置内に欠陥を除去するため
に設定されているプログラムが自動的に作用するような
たて糸とよこ糸から成る特に節無し織物を空気ノズル式
織機において製造する方法とその装置に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is based on the fact that a fiber weft is withdrawn from a thread bobbin and the weft is inspected for defects (eg knots) before it is timely put into the opening. Guided by the electronic control unit that controls the loom, the loom stop is activated when the presence of a defect is detected, and subsequently a program configured in the electronic control unit to remove the defect is automatically activated. And a device for producing a knotless fabric made of such warp and weft yarns in an air nozzle type loom.

【0002】[0002]

【従来の技術】ドイツ連邦共和国特許第1904584
号公報において、節無し織物を得る方法と装置が知られ
ている。この織物における節を除去するための方法にお
いて、よこ糸の節を有する部分はまず開口の中に入れら
れ、そして織機がよこ糸の衝突の前に停止され、よこ糸
が入口側で切断され、節付きのよこ糸の開口に入れられ
た部分がそこから再び取り出される。
PRIOR ART German Federal Patent No. 1904584
In the publication, a method and a device for obtaining a knotless fabric are known. In the method for removing knots in this fabric, the knotted part of the weft thread is first put into the opening, and the loom is stopped before the impingement of the weft thread, the weft thread is cut on the inlet side, The part of the weft thread which has been put into the opening is removed again.

【0003】この方法の要旨は、節の検出後においてま
ず節付きよこ糸が完全に織物の中に入れられ、織機がよ
こ糸の通し直後にはじめてこれが衝突される前に停止さ
れ、続いて欠陥のあるよこ糸が織物から取り出されるこ
とにある。織物の結び方に応じてその直後にあるいは結
び模様の除去後に織機が再び運転される。この方式の欠
点は、織物の中に入れられた節付きよこ糸を除去するた
めに補助的な処置が講じられることにある。この処置は
コストがかさみ、相応した高価な制御費用を必要とす
る。
The gist of this method is that after the detection of the knot, first the knotted weft thread is completely inserted into the fabric, the loom is stopped immediately after the weft thread is passed and before it is hit, followed by a defect. The weft thread is to be removed from the fabric. Depending on the knitting of the fabric, the loom is run again shortly thereafter or after removal of the knot pattern. The disadvantage of this method is that ancillary measures are taken to remove the knotted weft threads that have been encased in the fabric. This procedure is costly and requires correspondingly expensive control costs.

【0004】ヨーロッパ特許第A0292044公報
で、空気ノズル式織機において糸ボビンから成る糸貯蔵
体から浄化されていないよこ糸即ち例えば節や太い部分
を持つよこ糸が直接引き出され、従って欠陥を持つよこ
糸は追加的な経費を生ずる処置によって除去され、そし
て糸ボビンから引き出され節無しとして検出された他の
よこ糸が開口の中によこ糸通し装置によって通されるよ
うにして行われる織り方法とその方法を実施するための
装置が知られている。種々の色のよこ糸を織ろうとする
場合、不純なよこ糸を除去するための追加的な処置につ
いての経費は特に大きくなる。例えば8種類の色のよこ
糸を加工する場合には相応した補助装置を持った16個
の糸ボビンが必要である。かかる方式は運転経済的に有
利ではなく、従って是認できない。
In EP-A-0292044, unpurified weft yarns, for example weft yarns with knots or thick parts, are drawn directly from the yarn reservoir consisting of the yarn bobbin in an air nozzle weaving machine, so that defective weft yarns are added. To carry out a weaving method and a method of removing another weft thread which has been removed by a costly procedure and which has been pulled out of the thread bobbin and detected as a knotless thread through a weft threader in the opening. Devices are known. When trying to weave different colors of weft, the cost of the additional procedure for removing impure weft is particularly high. For example, when processing weft threads of 8 different colors, 16 thread bobbins with corresponding auxiliary equipment are required. Such an approach is not economically advantageous to operate and is therefore unacceptable.

【0005】[0005]

【発明が解決しようとする課題】本発明の目的は、よこ
糸に存在し検知された欠陥例えば節を織物から顕著な技
術費用および制御費用なしに除去できるような方法と、
この方法を実施するための装置を提供することにある。
SUMMARY OF THE INVENTION It is an object of the present invention to provide a method by which detected defects, such as knots, present in weft threads can be removed from the fabric without significant technical and control costs.
An object is to provide an apparatus for carrying out this method.

【0006】[0006]

【課題を解決するための手段】本発明によればこの目的
は、特許請求の範囲請求項1および請求項4に記載の特
徴事項によって達成される。本発明に基づく方法の利点
は、絶対に節の無いよこ糸が織物の中に入れられ、即ち
欠陥を持つよこ糸が仕上がった織物に衝突されないこと
にある。従って従来一般的であった織物に衝突された欠
陥を持つよこ糸の除去作用は不要となる。織物における
例えば節を除去するための高価な作業は完全に省かれ、
欠陥を除去するために必要であった補助装置も完全に放
棄できる。
According to the invention, this object is achieved by the features of claims 1 and 4. The advantage of the method according to the invention is that absolutely knot-free weft threads are placed in the fabric, i.e. defective weft threads are not impinged on the finished fabric. Therefore, the removal action of the weft yarn having a defect hit by the woven fabric, which has been common in the past, becomes unnecessary. The expensive work of removing knots in textiles, for example, is completely dispensed with,
The auxiliary equipment needed to remove the defect can also be completely abandoned.

【0007】[0007]

【実施例】以下図に示した実施例を参照して本発明を詳
細に説明する。たて糸1によって形成され開口下側たて
糸2と開口上側たて糸3とから成る開口4の中に入れる
べきよこ糸5は、その全部が糸ボビン6の上にある。そ
のよこ糸5は予糸巻き装置7によりほどかれ、よこ糸を
開口4の中に通す目的で主ノズル8の所定のよこ糸長さ
だけ導かれる。糸ボビン6と予糸巻き装置7との間にセ
ンサ9が設けられている。糸ボビン6から引き出された
よこ糸5はセンサ9を通して導かれ、これによってよこ
糸における異常(欠陥)について検査される。センサ9
は信号配線10を介して織機を制御する電子制御装置1
1に接続されている。制御装置11は特に、異常を持つ
よこ糸5が主ノズル8およびリレーノズル12を介して
開口4の中に通されて形状おさ13によって仕上がった
織物14に衝突されることを避けるために、織機におい
て制御機能を呼び起こすためのプログラム11aを有し
ている。そのためには、プログラム11aがセンサ9に
よって報知された異常を電子制御装置11に与え、その
場合に電子制御装置11が織機停止装置を始動する必要
がある。
The present invention will be described in detail with reference to the embodiments shown in the drawings. All of the weft threads 5, which are to be inserted into the openings 4 formed by the warp threads 1 and consisting of the lower opening warp threads 2 and the upper opening warp threads 3, are on the thread bobbins 6. The weft thread 5 is unwound by a pre-thread winding device 7 and guided by a predetermined weft thread length of the main nozzle 8 for the purpose of passing the weft thread through the opening 4. A sensor 9 is provided between the bobbin 6 and the pre-winding device 7. The weft thread 5 pulled out from the thread bobbin 6 is guided through a sensor 9 and is inspected for abnormalities (defects) in the weft thread. Sensor 9
Is an electronic control unit 1 for controlling the loom via the signal wiring 10.
Connected to 1. The control device 11 is particularly designed to prevent the abnormal weft yarn 5 from passing through the main nozzle 8 and the relay nozzle 12 into the opening 4 and impinging on the finished fabric 14 by means of the profile 13. The program 11a for calling up the control function is provided. For that purpose, the program 11a needs to give the abnormality notified by the sensor 9 to the electronic control unit 11, and in that case, the electronic control unit 11 must start the loom stop device.

【0008】11bは糸における許容できる異常につい
ての入力である。主軸の位置即ち織機の停止時点に対す
る織機主軸の回転角度位置に関係して、開口の開放位置
を得るために、その戻り回転が行われる。開口が開放位
置に置かれたとき、異常を持つよこ糸5が完全に織機範
囲から出されてしまうような糸射撃数の量のたて糸が制
御配線15を介して制御される予糸巻き装置7からほど
かれ、同時に制御配線16を介して制御される主ノズル
8および制御配線17を介して制御されるリレーノズル
12によって形状おさ13の糸通し通路13a従って開
口4を通される。或る異常を除去する間に他の異常がセ
ンサ9によって検出されたとき、プログラム11aの中
断が行われる。このプログラム11aは新たな異常に基
づいてあらためて始動される。
11b is an input for an acceptable abnormality in the yarn. The return rotation is carried out in order to obtain the open position of the shed, in relation to the position of the main shaft, i.e. the angular position of rotation of the main shaft of the loom with respect to the time when the loom stops. When the shed is placed in the open position, the warp yarns whose amount is such that the weft yarn 5 having an abnormality is completely taken out of the loom range is unwound from the pre-spool device 7 which is controlled via the control wiring 15. At the same time, the main nozzle 8 controlled via the control wiring 16 and the relay nozzle 12 controlled via the control wiring 17 pass through the threading passage 13a of the profile 13 and thus the opening 4. When another anomaly is detected by the sensor 9 while removing an anomaly, the interruption of the program 11a is performed. This program 11a is newly started based on the new abnormality.

【0009】糸射撃回数で表される量のよこ糸材料は出
口側において空気式吸込み装置18によって捕捉され、
容器19の中に収容される。吸込み装置18によって捕
捉されるよこ糸5の量は本発明に基づいてプログラム1
1aに予め決められた糸射撃回数あるいは予め決められ
ている連続射撃の継続時間によって決定される。この値
は一般に手動で織機の制御に関連させられる。この値を
プロセス計算機によって織機の内部において有効な加工
パラメータから求めることもできる。しかしこれは本発
明の対象ではない。
An amount of weft yarn material, expressed in yarn shots, is captured by the pneumatic suction device 18 at the outlet side,
It is housed in a container 19. The amount of weft thread 5 captured by the suction device 18 is determined by the program 1 according to the invention.
1a is determined by a predetermined number of yarn shots or a predetermined continuous shooting duration. This value is generally manually associated with the loom control. This value can also be obtained by the process computer from the effective processing parameters inside the loom. However, this is not the subject of the present invention.

【0010】例えば連続射撃のよこ糸5が入口側に配置
されたよこ糸シャー20によって切断されることなしに
所定の射撃数におけるよこ糸が吸込み装置18に到達し
た後、最後に行われた糸射撃によってシャー20が制御
配線21を介して制御される。シャー20はよこ糸5を
入口側の織物縁14aと主ノズル管8aとの間で切断す
る。最後に行われた糸射撃のよこ糸5はリレーノズル1
2から出される空気パルスによって形状おさ13の通し
通路13aを通して搬送される。
For example, after the weft yarn 5 of a predetermined number of shots has reached the suction device 18 without the weft yarn 5 of continuous shooting being cut by the weft yarn shear 20 arranged on the inlet side, the sheer is performed by the last yarn shooting. 20 is controlled via the control wiring 21. The shear 20 cuts the weft thread 5 between the fabric edge 14a on the inlet side and the main nozzle tube 8a. The weft yarn 5 of the last yarn shooting is the relay nozzle 1
It is conveyed by the air pulses emitted from 2 through the through passage 13a of the profile 13.

【0011】形状おさ13の出口においてよこ糸5の切
断済み端部がよこ糸監視器22を通過する。これは制御
配線23を介して制御装置11に接続されている。前記
よこ糸端部のよこ糸監視器22の通過は制御配線23を
介して制御装置11に伝達される。そしてプログラム1
1aの経過が終了され、織機停止装置が制御装置11に
よって無効にされる。電子制御装置11はいまや織機を
再び始動する。
At the outlet of the shape reed 13, the cut end of the weft thread 5 passes through the weft thread monitor 22. This is connected to the control device 11 via the control wiring 23. Passage of the weft yarn end portion through the weft yarn monitor 22 is transmitted to the control device 11 via the control wiring 23. And program 1
After the lapse of 1a, the loom stop device is deactivated by the control device 11. The electronic control unit 11 now restarts the loom.

【0012】[0012]

【発明の効果】本発明によれば、よこ糸に存在し検知さ
れた欠陥例えば節を織物から顕著な技術費用および制御
費用なしに除去できる。
According to the invention, defects, such as knots, which are present and detected in the weft thread, can be removed from the fabric without significant technical and control costs.

【図面の簡単な説明】[Brief description of drawings]

【図1】空気ノズル式織機の本発明に基づく方法および
本発明に基づく配置に合わされた要素の概略構成図。
1 shows a schematic diagram of a method according to the invention of an air-nozzle weaving machine and elements adapted to the arrangement according to the invention.

【符号の説明】[Explanation of symbols]

1 たて糸 2 開口下側たて糸 3 開口上側たて糸 4 開口 5 よこ糸 6 糸ボビン 7 予糸巻き装置 8 主ノズル 8a 主ノズル管 9 センサ 10 信号配線 11 制御装置 11a プログラム 11b 入力 12 リレーノズル 13 形状おさ 13a 糸通し通路 14 織物 14a 織物縁 15 制御配線 16 制御配線 17 制御配線 18 吸込み装置 19 容器 20 よこ糸シャー 21 制御配線 22 よこ糸監視器 23 制御配線 1 warp thread 2 opening lower warp thread 3 opening upper warp thread 4 opening 5 weft thread 6 thread bobbin 7 pre-thread winding device 8 main nozzle 8a main nozzle tube 9 sensor 10 signal wiring 11 controller 11a program 11b input 12 relay nozzle 13 shape thread 13a thread Through passage 14 Woven fabric 14a Woven fabric edge 15 Control wiring 16 Control wiring 17 Control wiring 18 Suction device 19 Container 20 Weft thread shear 21 Control wiring 22 Weft thread monitor 23 Control wiring

Claims (5)

【特許請求の範囲】[Claims] 【請求項1】繊維よこ糸が糸ボビンから引き出され、予
糸巻き装置に導かれ、よこ糸が時間的に開口の中に入れ
られる前に欠陥(例えば節)について検査され、この検
査の結果が信号伝達で織機を制御する電子制御装置に導
かれ、欠陥の存在が検出されたとき織機停止装置が始動
され、そして開口が開放位置に置かれ、続いて電子制御
装置内に欠陥を除去するために設定されているプログラ
ムが自動的に、入口側でよこ糸が切断されることなしに
所定の糸射撃数のよこ糸がよこ糸通し機構から出され、
織機の開放開口を通過する所定の糸射撃数のよこ糸が出
口側で捕捉され吸い出され、その所定の糸射撃数で出さ
れる最後のよこ糸に対する信号が電子制御装置にプログ
ラムの終わりを伝え、そしてよこ糸が入口側で準備され
ているよこ糸から切断され、続いて電子制御装置に戻さ
れ、織機停止装置が無効にされ、織機が運転されること
を特徴とする空気ノズル式織機において特に節無し織物
を製造する方法。
1. A fiber weft yarn is withdrawn from a yarn bobbin, guided to a pre-thread winding device, and the weft yarn is inspected for defects (eg knots) before being timely put into an opening, the result of which is signaled. Led to the electronic control unit that controls the loom, the loom stop is activated when the presence of a defect is detected, and the opening is placed in the open position, followed by a setting in the electronic control unit to remove the defect. The programmed program automatically takes out a predetermined number of weft threads from the weft threading mechanism without cutting the weft threads on the inlet side.
A certain number of weft yarns passing through the open opening of the loom is captured and sucked out at the exit side, a signal for the last weft yarn with that given number of yarn shots signals the end of the program to the electronic control device, and Especially in knotless fabrics in air nozzle looms, characterized in that the weft thread is cut from the prepared weft thread on the inlet side and subsequently returned to the electronic control unit, the loom stop is deactivated and the loom is operated. A method of manufacturing.
【請求項2】所定の糸射撃数が数量的に予め決められて
プログラムに与えられていることを特徴とする請求項1
記載の製造方法。
2. The predetermined number of yarn shots is quantitatively predetermined and given to the program.
The manufacturing method described.
【請求項3】所定の糸射撃数がプログラムにおける連続
射撃の所定の時間幅によって決定されていることを特徴
とする請求項1記載の製造方法。
3. The manufacturing method according to claim 1, wherein the predetermined number of yarn shots is determined by a predetermined time width of continuous shots in the program.
【請求項4】入口側において織機にあるいはそのそばに
固定して配置された糸ボビンを有し、その糸がよこ糸の
長さを測ってほどく予糸巻き装置に導かれ、この予糸巻
き装置によこ糸を圧縮空気によって開口の中に入れる主
ノズルが後置され、電子制御装置がよこ糸通しに関連し
て経過する機能を制御し、入口側によこ糸シャーが配置
され、出口側に少なくとも1つのよこ糸監視器および吸
込み装置が存在しているような請求項1記載の方法を実
施するための装置において、 少なくとも糸ボビン(6)と予糸巻き装置(7)との間
に糸(5)における欠陥を検出するセンサ(9)が設け
られ、糸ボビン(6)から引き出され予糸巻き装置
(7)に導かれるよこ糸(5)が前記センサ(9)を通
して導かれ、このセンサ(9)が欠陥を除去するための
プログラム(11a)を含む電子制御装置(11)に接
続されていることを特徴とする、製造装置。
4. A thread bobbin fixedly arranged at or near the loom on the inlet side, the thread being guided to a pre-thread winding device for measuring and wetting the length of the weft thread, and the pre-thread winding device A main nozzle which puts the compressed air into the opening by means of an electronic control device which controls the functions that progress in connection with the weft threading, an inlet side weft thread shear is arranged and at the outlet side at least one weft thread monitor An apparatus for carrying out the method according to claim 1, in which a winder and a suction device are present, for detecting defects in the yarn (5) at least between the yarn bobbin (6) and the pre-winding device (7). A sensor (9) is provided, and the weft thread (5) drawn out from the thread bobbin (6) and guided to the pre-thread winding device (7) is guided through the sensor (9), and this sensor (9) removes the defect. The manufacturing apparatus, which is connected to an electronic control unit (11) including a program (11a) for
【請求項5】欠陥の程度が零と許容できる大きさとの間
で調整できることを特徴とする請求項4記載の製造装
置。
5. The manufacturing apparatus according to claim 4, wherein the degree of defects can be adjusted between zero and an acceptable size.
JP5028862A 1992-03-25 1993-02-18 METHOD AND APPARATUS FOR MANUFACTURING SPECIALLY KNESSED FABRIC IN AIR JET LOOM Expired - Lifetime JP2815771B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4209686.3 1992-03-25
DE4209686A DE4209686C2 (en) 1992-03-25 1992-03-25 Method and device for the production of in particular knot-free fabrics on air jet weaving machines

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JPH062247A true JPH062247A (en) 1994-01-11
JP2815771B2 JP2815771B2 (en) 1998-10-27

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US (1) US5332007A (en)
EP (1) EP0562230B1 (en)
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DE (2) DE4209686C2 (en)

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Also Published As

Publication number Publication date
DE4209686A1 (en) 1993-09-30
EP0562230B1 (en) 1996-05-01
JP2815771B2 (en) 1998-10-27
EP0562230A1 (en) 1993-09-29
DE4209686C2 (en) 1995-02-02
US5332007A (en) 1994-07-26
DE59302416D1 (en) 1996-06-05

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